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For a listing of and access to all product errata, visit the Errata page. As the water content of the concrete is reduced, concrete strength, permeability, and other desirable properties improve, provided that the concrete is properly consolidated. Compaction of Roller-Compacted Concrete Reapproved This document is intended for the use of individuals who are competent to evaluate the significance and limitations of its content and recommendations and who will accept responsibility for the application of the material it contains.
All rights reserved including rights of reproduction and use in any form or by any means, including the making of copies by any photo process, or by electronic or mechanical device, printed, written, or oral, or recording for sound or visual reproduction or for use in any knowledge or retrieval system or device, unless permission in writing is obtained from the copyright proprietors. Several methods and techniques are available, the choice depending on the workability of the mixture, placing conditions, acl degree of air removal desired.
The full and complete returned product will be accepted if returned within 60 days of receipt and in salable condition.
R Guide for Consolidation of Concrete
These methods are infrequently used. Click here to view the first two pages of this publication – pdf file format. Choose Product Language English. The mixture should be consolidated if it is to have the properties desired and expected of concrete. Several methods and techniques are available, the xci depending mainly on the workability of the mixture, placing conditions, and degree of air removal desired. By using certain chemical admixtures ACI It may also have a poor appearance.
Any applicable errata are included with individual documents at the time of purchase. The American Concrete Institute disclaims any and all responsibility for the stated principles.
It will have low strength, high permeability, and poor resistance to deterioration. 309d-05 adequate consolidation is not provided for these stiffer mixtures, the strength of the in-place concrete decreases rapidly. ACI Committee Reports, Guides, Standard Practices, and Commentaries are intended for guidance in planning, designing, executing, and inspecting construction.
ACI R – Guide for Consolidation of Concrete – Free Download PDF
Consolidation is the process of inducing a closer arrangement xci the solid particles in freshly mixed concrete or mortar during placement by the reduction of voids, usually by vibration, centrifugation spinningrodding, spading, tamping, or some combination of these actions. If allowed to harden in this condition, the concrete will be porous and poorly bonded to the reinforcement.
This guide includes information on the mechanism of consolidation and gives recommendations on equipment, characteristics, and procedures for various classes of construction. Reference to this document shall not be made in contract documents. Ford Subcommittee Chair Neil A. Please copy and paste this embed script to where you want to embed Embed Script. We need your help to maintenance this website.
Olson Mike Thompson Bradley K. 309-r05 guide includes information on the mechanism 309r0-5 consolidation and gives recommendations on equipment, characteristics, and procedures for various classes of construction.
Some form of vibration is usually employed. Mixture proportioning is described in ACI Consolidation is the process of removing entrapped air from freshly placed concrete.
309R-05: Guide for Consolidation of Concrete
When good consolidation practices are combined with good formwork and good form release agents, concrete surfaces have 039r-05 highly pleasing appearance Fig.
Celik Ozyildirim Timothy P.
We are a non-profit group that run this website to share documents. Guide to Mass Concrete Reapproved Please fill this form, we will try to respond as soon as possible. Consolidation is the process of removing entrapped air from freshly placed concrete.
Thank you for interesting in our services. Errata are not included for collections or sets of documents such as sci ACI Collection.